Straighterline Anatomy and Physiology 2 BIO202
Cumulative Midterm 2023
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BIO202_MH_V3
Topic 7: Digestive System
Started on Saturday, June 10, 2023, 2:26 PM
State Finished
Completed on Saturday, June 10, 2023, 3:03 PM
Time taken 36 mins 53 secs
Grade 180.00 out of 180.00 (100%)
Question 1
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Randolf was suffering from severe hepatitis. His skin appeared to be jaundiced. That color change
was due to
Select one:
a. increased heme in his circulatory system.b. increased globin in his circulatory system.
c. increased bilirubin in his circulatory system.
d. decreased rate of globin breakdown.
e. increased globin in his circulatory system, increased bilirubin in his circulatory system and
decreased rate of globin breakdown.
Question 2
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Which of the following statements regarding leukocytes is TRUE?
Select one:
a. Leukocytes have no nucleus.
b. Leukocytes play a role in oxygen transport.
c. Leukocytes are the largest of the formed elements.
d. Leukocytes are only fragments of cells.
e. There is only one kind of leukocyte.
Question 3
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Red blood cells have antigenic markers on their surfaces called:
Select one:
a. agglutinins
b. antibodies
c. haptens
d. agglutinogens
Question 4Correct
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Which of the following is a stage of hemostasis?
Select one:
a. coagulation
b. erythropoiesis
c. platelet formation
d. vascular dilation
e. agglutination
Question 5
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Which of the following is NOT a form of hemoglobin found in the developing human?
Select one:
a. adult
b. embryonic
c. adolescent
d. fetal
Question 6
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Question textWhat is tissue thromboplastin?
Select one:
a. A compound released by healed tissues that initiates clot dissolution
b. A compound that keeps platelets from sticking to the endothelium
c. A precursor to prothrombin
d. A compound released by damaged tissue that initiates the intrinsic clotting pathway
e. A compound released by damaged tissue that initiates the extrinsic clotting pathway
Question 7
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Which blood vessel carries blood from the left ventricle?
Select one:
a. aorta
b. right atrium
c. pulmonary trunk
d. pulmonary arteries
e. pulmonary veins
Question 8
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The right side of the heart receives blood from the body and pumps through _________ circulation
to the lungs.
Select one:
a. hepatic
b. pulmonaryc. peripheral
d. systemic
Question 9
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Small changes in _____________ will have a large impact on the heart's pumping effectiveness,
while large changes in ___________ do not impact the effectiveness much.
Select one:
a. afterload; preload
b. preload; afterload
c. contractility; preload
d. afterload; contractility
e. contractility; afterload
Question 10
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In the cardiac cycle,
Select one:
a. the right atrium and the right ventricle contract simultaneously.
b. the two atria relax while the two ventricles contract.
c. the left atrium contracts before the right atrium.
d. all four chambers of the heart contract at the same time.
e. all four chambers of the heart are in systole at the same time.
Question 11
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Which of the following is administered to the people suffering from myocardial infarction following
onset of symptoms?
Select one:
a. Beta-adrenergic blocking agents
b. Nitroglycerine
c. Tissue plasminogen activator (t-PA)
d. Digitalis
Question 12
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The procedure whereby a small balloon is placed into a partially occluded coronary artery and then
inflated to increase blood flow through the artery is called a(n)
Select one:
a. angioplasty.
b. coronary bypass.
c. urokinase injection.
d. tissue plasminogen activation.
e. angiogram.
Question 13
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Question textWhich of the following statements regarding regulation of local blood flow is true?
Select one:
a. Increased metabolic rate in a tissue increases capillary blood flow into the tissue.
b. Blood flow through capillaries is continuous.
c. Contraction of precapillary sphincters will increase blood flow to a capillary bed.
d. Increased levels of carbon dioxide increase the contraction of precapillary sphincters.
e. Tissue need for oxygen and amino acids will cause precapillary sphincters to contract.
Question 14
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Which of the following would lead to relaxation of the precapillary sphincter?
Select one:
a. decreased tissue metabolism
b. decreased oxygen levels in tissue cells served by the capillary
c. decreased carbon dioxide concentration in the capillary bed
d. decreased lactic acid production by cells in the capillary bed
e. decreased nitric acid levels
Question 15
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A force that attracts fluid into the capillary from the tissue spaces is
Select one:
a. blood pressure.
b. negative interstitial pressure.
c. blood colloid osmotic pressure.d. venous pressure.
e. active transport.
Question 16
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Capillaries have the slowest velocity because
Select one:
a. the total cross-sectional area is the smallest.
b. the resistance is the greatest.
c. the total cross-sectional area is the largest.
d. their diameters are the smallest.
Question 17
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Arteriosclerosis results in decreased compliance, which in turn causes the pulse pressure to
Select one:
a. increase.
b. decrease.
c. increase, then decrease.
d. decrease, then increase.
e. remain the same.
Question 18
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In response to circulatory shock,
Select one:
a. the body decreases ADH secretion.
b. the renin-angiotensin mechanism is activated.
c. atrial natriuretic factor is released.
d. the vasomotor center is inhibited.
e. the baroreceptors and chemoreceptors are inactivated.
Question 19
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Lymph movement is assisted by
Select one:
a. contraction of skeletal muscle.
b. contraction of smooth muscle in lymph vessel.
c. pressure changes in the thorax during respiration.
d. compression of lymphatic vessels.
e. All of these choices are correct.
Question 20
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Describe the wall of lymphatic capillaries.Select one:
a. Thin-walled, with tightly joined squamous cells
b. Thin-walled, with tightly joined cuboidal cells
c. Thick-walled, with overlapping squamous cells
d. Thick-walled, with tightly joined squamous cells
e. Thin-walled, with overlapping squamous cells
Question 21
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Germinal centers are the sites of
Select one:
a. increased blood flow to the lymph nodes.
b. fluid production.
c. increased flow of lymph from infected tissues.
d. entrance of lymph into lymph nodes.
e. proliferation of lymphocytes in the lymph nodes.
Question 22
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The lymphatic system differs from the cardiovascular system in that
Select one:
a. the lymphatic system only carries fluid away from tissues.
b. the lymphatic vessels have their own "pump" to assist flow.
c. lymph capillaries do not contain any fluid.
d. lymph capillaries allow free movement of fluid in and out of the capillaries.e. lymph circulates fluids and cardiovascular does not.
Question 23
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Antibodies
Select one:
a. play a large role in cell-mediated immunity.
b. are produced by both T and B cells.
c. are composed of four light and four heavy polypeptide chains.
d. are not specific, but act generally.
e. have a variable region that binds to a specific antigenic determinant.
Question 24
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The immunoglobulin that is often the first antibody produced in response to an antigen is
Select one:
a. IgD.
b. IgA.
c. IgM.
d. IgE.
e. IgG.
Question 25
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The HIV virus infects
Select one:
a. B cells.
b. cytotoxic T cells.
c. suppressor T cells.
d. helper T cells.
e. monocytes.
Question 26
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The auditory tubes open into the
Select one:
a. fauces.
b. oropharynx.
c. nasopharynx.
d. laryngopharynx.
e. nasal cavity.
Question 27
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The nasal vestibule is located in the ______ portion of the nasal cavity.Select one:
a. posterior
b. exterior
c. upper
d. external
e. anterior
Question 28
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Mr. Smith hypoventilates and retains too much carbon dioxide. Which of the following receptors is
stimulated by an increase in carbon dioxide?
Select one:
a. irritant receptors
b. pressure receptors
c. osmoreceptors
d. peripheral chemoreceptors
e. baroreceptors
Question 29
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The major regulator of respiration is the plasma concentration of
Select one:
a. oxygen.
b. carbon dioxide.
c. water vapor.d. nitrogen.
e. chloride.
Question 30
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Normally, the partial pressure of oxygen gas is higher in the
Select one:
a. blood of the pulmonary capillaries.
b. bronchioles.
c. alveoli.
d. venous blood.
Question 31
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Arrange the following in order from highest to lowest PO2.
(1) PO2 of pulmonary veins
(2) PO2 of pulmonary artery
(3) PO2 of alveolar air
Select one:
a. 1, 2, 3
b. 2, 1, 3
c. 2, 3, 1
d. 3, 1, 2
e. 3, 2, 1
Question 32
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Which of the following is an effect of aging on the respiratory system?
Select one:
a. vital capacity is unchanged
b. minute ventilation rates increase
c. residual volume increases
d. gas exchange in the lungs remains unchanged
Question 33
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In which of the following situations is compliance greatest?
Select one:
a. collapse of the alveoli
b. airway obstruction
c. emphysema
d. pulmonary fibrosis
e. pulmonary edema
Question 34
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Which of the following attaches the liver to the anterior abdominal wall?Select one:
a. greater omentum
b. lesser omentum
c. transverse mesocolon
d. falciform ligament
e. round ligament
Question 35
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Which of the following organs is part of the digestive tract or alimentary canal?
Select one:
a. salivary gland
b. liver
c. gallbladder
d. stomach
e. pancreas
Question 36
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Monosaccharides
Select one:
a. are emulsified before absorption.
b. are absorbed into lacteals.
c. use a symport process in their absorption.
d. need vitamin C to be absorbed.e. can not be absorbed.
Question 37
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The _____________ phase of gastric regulation is initiated when acidic chyme enters the duodenum
and stimulates the secretion of hormones and local reflexes that inhibit gastric activity.
Select one:
a. gastrointestinal
b. cephalic
c. laryngo-pharyngeal
d. voluntary
Question 38
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The tongue
Select one:
a. secretes saliva.
b. plays a major role in swallowing.
c. contains a lot of connective and lymphatic tissues.
d. is attached to the hard palate.
e. functions in deglutition apnea.
Question 39
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Which of the following is correctly matched?
Select one:
a. mucosa - controls peristalsis
b. serosa - contains an extensive supply of nerves and blood vessels
c. submucosa - lamina propria
d. serosa - increased surface area
e. muscularis - responsible for peristalsis
Question 40
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Insulin increases the rate of _____ transport into cells.
Select one:
a. sucrose
b. fructose
c. glucose
d. galactose
e. lactose [Show Less]